reconciliation
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C1 noun /ˌrek.ənˌsɪl.iˈeɪ.ʃən/

reconciliation

和解
Meaning
The restoration of friendly relations; the action of making one view or belief compatible with another.
Example
The peace treaty was a major step toward reconciliation.
和平条约是迈向和解的重要一步。
C1 noun /rɪˈliːf treɪn/

Relief Train

救援列车
Meaning
a train that carries emergency supplies and aid to disaster-affected areas
Example
The relief train arrived with food and medical supplies for the flood victims.
救援列车带着食物和医疗物资抵达洪水灾区。
C1 noun /ˈroʊz ˈwɔː.tər/

Rose-water

玫瑰水
Meaning
a flavored water made by steeping rose petals in water, used in cooking and cosmetics
Example
She added a few drops of rose-water to the dessert.
她在甜点中加入了几滴玫瑰水。
C1 verb /rɪˈmɪt/

remit

汇款 / 免除
Meaning
To send money in payment or as a gift; to cancel or refrain from exacting a debt or punishment.
Example
He promised to remit the payment by the end of the week.
他承诺在本周末之前汇款。
C1 adjective /ˈrɛtɪsənt/

reticent

沉默寡言
Meaning
not revealing one's thoughts or feelings readily; reserved
Example
She was reticent about her personal life.
她对自己的个人生活保持沉默。
C1 adjective /rɪˈtæl.i.ə.tɔːr.i/

retaliatory

报复性
Meaning
Taking action in response to another's action, characterized as punitive, revengeful, or counteractive.
Example
The country imposed retaliatory tariffs in response to trade sanctions.
该国对贸易制裁实施了报复性关税。
C1 noun /ˈreɪ.biːz/

rabies

狂犬病
Meaning
A viral disease that causes inflammation of the brain in humans and other mammals, usually transmitted through animal bites.
Example
The dog was vaccinated against rabies.
狗已接种狂犬病疫苗。
C1 verb /ˈrevəl/

revel

陶醉
Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
他们沉浸在成功中。
C1 adjective /rɪˈsɜːrdʒənt/

resurgent

复兴的
Meaning
Becoming strong, active, or popular again.
Example
The resurgent economy gave hope to many businesses.
复兴的经济给许多企业带来了希望。
C1 verb /riːˈpeɪ.tri.eɪt/

repatriate

遣返
Meaning
To return someone to their own country, often after war or imprisonment.
Example
The government worked to repatriate the refugees safely.
政府努力确保安全地将难民遣返回国。
C1 noun ˈrəʊvə

rover

探测车
Meaning
A vehicle for driving over rough terrain, especially one driven by remote control over extraterrestrial terrain.
Example
The rover landed on Mars to begin its exploration.
探测车在火星上着陆，开始了它的探索任务。
C1 noun /ˌrɛspɪˈreɪʃən/

respiration

Meaning
The process of breathing or the exchange of gases in living organisms.
Example
Respiration is essential for all living beings.
C1 noun rɪˌkuːpərˈeɪʃən

recuperation

恢复
Meaning
The process of gradually recovering from illness or fatigue
Example
Rest is essential for recuperation after illness.
休息对疾病后的恢复至关重要。
C1 verb /rɪˈsʌsɪteɪt/

resuscitate

Meaning
to revive someone from unconsciousness or apparent death
Example
The doctors tried to resuscitate the patient after the heart attack.
C1 adjective /raɪf/

rife

普遍
Meaning
widespread or common, often in a negative sense
Example
Corruption was rife in the old government system.
腐败在旧政府体制中盛行。
C1 verb /rɪˈnɛɡ/

renege

违约
Meaning
to go back on a promise, agreement, or commitment
Example
The company reneged on its promise to increase wages.
公司违背了他们提高工资的承诺。
C1 noun /ˈruː.bi/

Ruby

红宝石
Meaning
a precious red gemstone; a deep red variety of corundum
Example
The ruby ring was her most treasured possession.
那枚红宝石戒指曾是她最珍贵的财物。
C1 noun /rɪˈtrækʃən/

retraction

撤回，撤回声明
Meaning
the act of taking back a statement, promise, or belief
Example
The newspaper issued a retraction of the false report.
报纸发布了对虚假报道的撤回。
C1 adjective /ˈræmʃækəl/

ramshackle

破旧
Meaning
poorly built or maintained; in a state of disrepair
Example
They lived in a ramshackle old house on the edge of town.
他们住在城市边缘的一座破旧老房子里。
C1 noun /rɪˈzʌmp.ʃən/

Resumption

恢复
Meaning
the action of beginning something again after a pause or interruption
Example
The resumption of classes will be announced next week.
下周将宣布课程的恢复。
C1 noun /rɪˈfaɪnəri/

refinery

炼油厂
Meaning
an industrial facility where raw materials are processed and purified
Example
The oil refinery processes thousands of barrels daily.
石油炼油厂每天处理数千桶石油。
C1 noun /ˈriːkɔːrs/

recourse

求助，援助
Meaning
a source of help or protection in a difficult situation
Example
The students had no recourse but to appeal to the principal.
学生们除了向校长上诉外别无选择。
C1 noun /rɪˈdʌn.dəns/

Redundance

冗余
Meaning
the state of being not or no longer needed or useful; superfluous repetition of information
Example
The document contained redundance that made it unnecessarily long.
该文档包含冗余内容，使其变得不必要地长。
C1 noun /ˈriːbeɪt/

rebate

折扣/退款
Meaning
a partial refund given to someone who has paid too much money for something
Example
The store offered a rebate on bulk purchases.
商店对大宗购买提供了折扣。
C1 adjective /ˈrævənəs/

ravenous

饥饿
Meaning
Extremely hungry; famished.
Example
After the long hike, she was ravenous and ate quickly.
长时间的徒步旅行后，她饿极了，吃得很快。
C1 noun /ˈræftər/

rafter

屋梁
Meaning
One of the sloping beams that supports a roof.
Example
The old barn’s rafters were exposed.
老谷仓的屋梁暴露在外。
C1 noun /ˈrʌfiən/

Ruffian

流氓; 暴力的人;
Meaning
a violent person, especially one involved in crime; a brutal or lawless person
Example
The ruffian threatened the shopkeeper for money.
流氓威胁店主要钱。
C1 adjective /ˈroʊ.ɡɪʃ/

Roguish

调皮的; 狡猾的
Meaning
mischievous; playfully dishonest
Example
His roguish smile suggested he was up to some mischief.
他的调皮笑容暗示着他正在策划一些恶作剧。
C1 noun /rɪˈflɛktər/

reflector

反射器
Meaning
A surface or device that reflects light, heat, or sound, often used to direct beams or improve visibility.
Example
The cyclist attached a red reflector to the back of his bike for safety.
骑自行车的人将一个红色反射器固定在他自行车的后面以确保安全。
C1 verb /ˈræʃənaɪz/

rationlize

合理化
Meaning
to justify or explain something with logical reasons, even if not appropriate or true
Example
He tried to rationlize his mistake by blaming the system.
他试图通过指责系统来合理化他的错误。
C1 noun /rɪˈtriː.vəl/

retrieval

检索
Meaning
The process of getting something back, especially from storage or memory.
Example
The brain's retrieval system helps recall past experiences.
大脑的检索系统帮助回忆过去的经历。
C1 noun /rɔ ˈtɜrmərɪk/

Raw Turmeric

生姜黄
Meaning
fresh unprocessed root of the turmeric plant used as a spice and medicine
Example
Grate raw turmeric into the curry for authentic flavor.
将生姜黄磨成粉加入咖喱中，以增加正宗的味道。
C1 noun/verb /rɪˈpriːz/

reprise

重现
Meaning
A repetition or return to an earlier theme, role, or action.
Example
The actor reprised his role in the sequel.
演员在续集中重新扮演了他的角色。
C1 noun /ˈroʊ.lɪŋ bɔːrd/

Rolling board

擀面板
Meaning
a flat wooden or marble surface used for rolling out dough
Example
She placed the dough on the rolling board.
她把面团放在了擀面板上。
C1 adjective /ˈraʊzɪŋ/

rousing

激动人心
Meaning
Exciting, inspiring, or stirring.
Example
The speaker delivered a rousing speech that moved the audience.
演讲者发表了一个激动人心的演讲，打动了观众。
C1 noun /rəʊˈbɒt.ɪk ˈsɜː.dʒər.i/

robotic surgery

机器人手术
Meaning
Surgery performed with the assistance of robotic systems to enhance precision and reduce invasiveness.
Example
Robotic surgery enhances precision in complex procedures.
机器人手术提高了复杂程序的精确度。
C1 noun /ˈroʊdənt/

rodent

啮齿动物
Meaning
a small mammal such as a mouse, rat, or squirrel, characterized by constantly growing incisors
Example
The farmer set traps to catch the rodents in his barn.
农民设置了陷阱，以捕捉谷仓中的啮齿动物。
C1 verb /rɪˈvɜːrbəreɪt/

reverberate

回响
Meaning
To echo repeatedly or have continuing effects.
Example
The sound of the explosion reverberated through the valley.
爆炸声在山谷中回响。
C1 adjective /ræmˈbʌŋk.ʃəs/

rambunctious

喧闹的
Meaning
boisterous, energetic, and difficult to control.
Example
The rambunctious children filled the house with noise.
那些喧闹的孩子让屋子充满了噪音。
C1 noun /rɪˈpen.təns/

Repentance

悔改
Meaning
the action of repenting; sincere regret or remorse
Example
His genuine repentance moved everyone in the courtroom.
他真正的悔改感动了法庭上的所有人。
C1 noun /ˈruːbrɪk/

rubric

评分标准 / 指南
Meaning
A set of instructions, rules, or a heading in a document, often used for grading criteria.
Example
The teacher provided a grading rubric for the assignment.
老师提供了一个作业评分标准。
C1 noun/verb /reɪn/

rein

Meaning
A strap used to control a horse; to control or guide something.
Example
The rider pulled the rein to stop the horse.
C1 noun /ˌrev.əˈluː.ʃən.ər.i ˈbreɪk.θruː/

revolutionary breakthrough

革命性的突破
Meaning
A sudden, dramatic, and important discovery or development that changes everything.
Example
Robotic surgery is a revolutionary breakthrough in healthcare.
机器人手术是医疗领域的革命性突破。
C1 noun /rɪˈpɔːrtɪʒ/

reportage

报道
Meaning
the act of reporting news or describing events in the media
Example
The magazine is known for its detailed reportage of political issues.
这本杂志以其对政治问题的详细报道而闻名。
C1 verb /ˌriːɪmˈbɜːrs/

reimburse

报销
Meaning
to pay back money to someone who has spent it or lost it
Example
The company reimbursed him for travel expenses.
公司为他报销了旅行费用。
C1 adjective /rɪˈpen.tənt/

Repentant

悔过的; 懊悔的; 后悔的
Meaning
feeling or expressing sincere regret and remorse; sorry for one's actions
Example
The repentant thief returned the stolen money.
悔过的窃贼归还了被盗的钱。
C1 verb /raɪl/

rile

Meaning
to irritate or annoy someone
Example
His careless comments really riled her.
C1 adjective /rɪˈstreɪnd/

restrained

克制的
Meaning
characterized by reserve or self-control; held back
Example
Her restrained reaction surprised everyone.
她克制的反应让所有人都感到惊讶。
C1 adjective /ˈrɪkɪti/

rickety

摇摇欲坠
Meaning
Poorly made and likely to collapse; shaky.
Example
They crossed a rickety wooden bridge over the river.
他们过了一座摇摇欲坠的木桥。
C1 noun /ˌrɛs.ɪˈprɒs.ɪ.ti/

reciprocity

为了共同利益与他人交换物品的做法
Meaning
The practice of exchanging things with others for mutual benefit.
Example
Business relationships thrive on reciprocity.
商业关系依赖于互惠。
C1 noun /ˌræm.ɪ.fɪˈkeɪ.ʃən/

ramification

后果
Meaning
a consequence of an action or event, often complex or unwelcome.
Example
The new law has serious social ramifications.
新法律有严重的社会后果。
C1 noun /ˈrɑːstər/

roster

名单
Meaning
A list or plan showing people’s duties or times when they are scheduled.
Example
The manager updated the staff roster for next week.
经理更新了下周的员工名单。
C1 verb /ˌriːəˈdʒʌst/

readjust

重新调整
Meaning
To change or move something again in order to achieve a better fit, condition, or balance.
Example
He readjusted the chair to make it more comfortable.
他重新调整了椅子，使其更加舒适。
C1 verb /ˈrɪdɪkjuːl/

ridicule

嘲笑
Meaning
To make fun of someone or something in a cruel or dismissive way.
Example
He was ridiculed for his strange ideas.
他因奇怪的想法而被嘲笑。
C1 noun /ˈræmpɑːrt/

rampart

城墙
Meaning
a defensive wall of a castle or fort
Example
The soldiers stood on the rampart, watching the enemy approach.
士兵们站在城墙上，观察着敌人的接近。
C1 verb /rɪˈkuːpəreɪt/

recuperate

恢复
Meaning
to recover from illness or regain strength
Example
She went to the countryside to recuperate after surgery.
她去乡下恢复健康，手术后。
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

为旧系统添加新技术或功能
Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
这座建筑通过加装 retrofit 来满足新的安全标准。
C1 noun /riːk/

Reek

有臭味; 给人强烈的不愉快或不想要的印象
Meaning
to have a very unpleasant smell; to give a strong impression of something unpleasant or undesirable
Example
The garbage can reeks of rotten food.
垃圾桶有腐烂食物的臭味。
C1 adverb /ˈrɪdʒɪdli/

Rigidly

严格地; 不妥协地
Meaning
in a strict, inflexible manner; without compromise
Example
The rules are rigidly enforced in this institution.
这些规则在这个机构中被严格执行。
C1 verb /ˌriːˈvaɪ.t̬əl.aɪz/

revitalize

重振
Meaning
To restore energy and effectiveness to something.
Example
The new policies aim to revitalize the economy.
新政策旨在重振经济。
C1 adjective /ˈrʌɡ.ɪd/

Rugged

粗糙不平；表面不规则；强壮而坚固
Meaning
rough and uneven; having a rough irregular surface; tough and strong
Example
The hikers crossed the rugged mountain terrain.
登山者穿越了崎岖的山地地形。
C1 noun/verb /rɪˈpriːv/

reprieve

Meaning
A temporary relief or delay from something unpleasant; to postpone or cancel punishment.
Example
The prisoner was granted a last-minute reprieve from execution.
C1 noun /riˈæktənt/

reactant

Meaning
A substance that takes part in and undergoes change during a chemical reaction.
Example
Oxygen is a reactant in the process of combustion.
C1 noun /ˈrez.ɪ.dənt ˈkəʊ.ɔː.dɪ.neɪ.tər/

resident coordinator

驻地协调员
Meaning
A local administrator or official who coordinates activities in a specific region.
Example
The resident coordinator welcomed all representatives.
驻地协调员欢迎所有代表。
C1 noun /ˌriːhəˌbɪlɪˈteɪʃən/

rehabilitation

幸福
Meaning
the process of restoring someone or something to health or normal life through training or therapy
Example
After the accident, he went through months of rehabilitation to walk again.
她无法掩饰自己获得奖项时的喜悦。
C1 adjective /rɪˈper.ə.bəl/

Repairable

可修复的
Meaning
able to be fixed or mended; capable of being repaired
Example
The broken phone is repairable with the right parts.
坏掉的手机可以用正确的部件修复。
C1 noun /rɪˈnaʊn/

Renown

声誉; 名声
Meaning
the condition of being known or talked about by many people; fame
Example
The scientist achieved international renown for her discoveries.
这位科学家因其发现而获得了国际声誉。
C1 noun /rɪˈvɒl.vər/

Revolver

左轮手枪
Meaning
a pistol with revolving chambers enabling several shots to be fired without reloading
Example
The detective drew his revolver from its holster.
侦探从枪套中拔出了他的左轮手枪。
C1 verb /ˌriːɪnˈsteɪt/

reinstate

恢复
Meaning
To restore someone or something to their former position or condition.
Example
The company decided to reinstate the suspended employee.
公司决定恢复被停职的员工。
C1 adjective /ˈriː.fleks/

Reflex

反射
Meaning
an action performed without conscious thought; relating to reflection
Example
The doctor tested her reflex response by tapping her knee.
医生通过轻轻敲打她的膝盖来测试她的反射反应。
C1 noun /rʌsk/

Rusk

干饼干；烤面包
Meaning
a hard, dry biscuit or twice-baked bread; a type of crisp, sweet biscuit
Example
The baby enjoyed eating the soft rusk with milk.
宝宝喜欢吃奶时吃软脆饼干。
C1 verb /rɪˈtreɪs/

retrace

Meaning
to go back over a path or route; to recall and repeat steps taken earlier
Example
She retraced her steps to find her lost keys.
C1 noun ˌræʃ.ən.əl.ɪˈzeɪ.ʃən

rationalization

理性化
Meaning
The practice of finding reasons for behavior or actions that are not the real reasons.
Example
His rationalization of the mistake was not convincing.
他对错误的理性化并不令人信服。
C1 noun /ˌrɛmɪˈnɪsəns/

reminiscence

回忆
Meaning
a story or memory about past events
Example
He shared a reminiscence of his childhood days in the village.
他分享了他在村庄的童年时光的回忆。
C1 verb /riːl/

reel

跌倒 / 卷绕
Meaning
to lose balance and stagger; to wind or spin something onto a reel
Example
He reeled backward after being punched.
他被打后向后跌倒。
C1 verb /rɪˈvɪər/

revere

敬仰
Meaning
To deeply respect or admire someone or something.
Example
The students revered their teacher for his wisdom.
学生们因他的智慧而敬重老师。
C1 verb /ˌriː.kənˈviːn/

reconvene

重新召开
Meaning
to gather or assemble again, especially for a meeting
Example
The committee will reconvene after lunch.
委员会将在午餐后重新召开。
C1 adjective rɪsk-ədˈʤɛstɪd

risk-adjusted

风险调整
Meaning
Modified or calibrated to account for risk factors in investment returns.
Example
Risk-adjusted returns consider both potential profit and loss.
风险调整后的回报同时考虑潜在的利润和损失。
C1 adjective /ˈrep.jə.tə.bəl/

Reputable

声誉良好
Meaning
having a good reputation; respected and trusted
Example
She works for a reputable law firm in the city.
她在这座城市的一个声誉卓著的律师事务所工作。
C1 verb /rɒmp/

romp

快乐地玩耍
Meaning
to play or move in a lively, carefree, and energetic way
Example
The children romped happily in the garden.
孩子们在花园里高兴地玩耍。
C1 verb /ˈrɛzəneɪt/

resonate

共鸣
Meaning
To produce or be filled with a deep, full, and reverberating sound; to evoke a feeling or memory.
Example
Her words resonated with the audience.
她的话在听众中产生了共鸣。
C1 adjective /ˈraɪtfəl/

rightful

合法的
Meaning
having a legitimate or just claim; proper or lawful
Example
She is the rightful owner of the property.
她是该财产的合法所有者。
C1 noun /ˈrɛdʒɪmənt/

regiment

Meaning
A permanent unit of an army, typically commanded by a colonel and divided into several companies.
Example
The regiment marched proudly through the streets after returning from the mission.
C1 noun /rɪˈpreʃən/

Repression

压制
Meaning
the action of subduing someone or something by force; the restraint, prevention, or inhibition of a feeling, impulse, etc.
Example
The government's repression of free speech sparked widespread protests.
政府对言论自由的压制引发了广泛的抗议。
C1 noun /ˈrɛt.ər.ɪk/

rhetoric

有效或有说服力的演讲或写作的艺术
Meaning
The art of effective or persuasive speaking or writing; skillful use of language to influence others.
Example
Political leaders often use rhetoric to influence people.
政治领导人经常使用修辞来影响人们。
C1 noun /ˌræʃəˈnæl/

rationale

基本原因
Meaning
the underlying reason or explanation for something
Example
The rationale behind his decision was clearly explained.
他决定背后的理由被清楚地解释了。
C1 adjective /riˈækʃəˌneri/

reactionary

反动的
Meaning
Opposing political or social progress or reform; extremely conservative.
Example
The group took a reactionary stance against the new policies.
该小组采取了反动的立场，反对新政策。
C1 verb /rɪˈnaʊns/

renounce

放弃
Meaning
to formally declare rejection of something, such as a claim, belief, or way of life
Example
She renounced her citizenship to move abroad permanently.
她放弃了国籍以便永久定居国外。
C1 noun /rɪˈsaɪtl/

recital

独奏会
Meaning
A performance of music, dance, or poetry, usually by a soloist.
Example
She gave a piano recital at the concert hall.
她在音乐会中举办了钢琴独奏会。
C1 adjective /rɪˈɡrɛtfəl/

regretful

遗憾的
Meaning
feeling or showing sadness or disappointment about something that has happened or been done
Example
She gave him a regretful smile as she turned away.
她转身时给了他一个遗憾的微笑。
C1 verb ˈrɛk.tɪ.faɪ

rectify

纠正
Meaning
To correct mistakes or make something right.
Example
The company took steps to rectify its financial mistakes.
公司采取了措施来纠正其财务错误。
C1 noun rɪˌdʒɛnəˈreɪʃən

regeneration

再生
Meaning
Renewal, growth and development of cells, tissues or energy
Example
Proper rest allows muscle regeneration after exercise.
适当的休息有助于运动后的肌肉再生。
C1 verb /ˈruː.mɪ.neɪt/

ruminate

深思, 反刍
Meaning
to think deeply about something; to chew cud (for animals)
Example
She sat alone to ruminate on her decision.
她坐在一起，深思自己的决定。
C1 noun /rɪˈpraɪ.zəl/

Reprisal

报复
Meaning
an act of retaliation; revenge taken for an injury or wrong
Example
The attack was carried out as a reprisal for the earlier bombing.
此次攻击是作为对早期爆炸事件的报复而进行的。
C1 verb /ˌriːˈmɒdəl/

remodel

重新装修
Meaning
To change the structure or form of something, especially a building.
Example
They decided to remodel their kitchen last summer.
他们决定去年夏天重新装修厨房。
C1 noun /rɪˌmjuː.nəˈreɪ.ʃən/

Remuneration

报酬; 薪酬; 奖金
Meaning
money paid for work or services; compensation or reward
Example
The job offers excellent remuneration and benefits.
这份工作提供了优厚的报酬和福利。
C1 adjective rɪˈsɛʃ.ən.er.i

recessionary

衰退的
Meaning
Relating to or characterized by economic recession.
Example
Governments introduce policies to counter recessionary effects.
政府推出政策来应对衰退效应。
C1 noun ˈrez.ɪ.djuː

residue

残留物
Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
肥皂残留物影响设备的效率。
C1 adjective /ˌrɛmɪˈnɪsənt/

reminiscent

唤起回忆的
Meaning
Tending to remind one of something; suggestive of something in the past.
Example
The smell of rain is reminiscent of my childhood in the village.
雨的气味让我想起了我在村里的童年。
C1 noun /ræmˈbuːtən/

Rambutan

红毛丹
Meaning
a tropical fruit with red spiky skin and white translucent sweet flesh similar to litchi
Example
The rambutan looks scary with its hairy skin but tastes very sweet inside.
红毛丹看起来很吓人，毛茸茸的皮肤，但里面的味道非常甜。
C1 adjective /ˌrɛprɪˈhɛnsəbl̩/

reprehensible

可耻的
Meaning
Deserving strong criticism or blame.
Example
His dishonest actions were truly reprehensible.
他的不诚实行为真是可耻的。
C1 adjective /ˌrɛprɪzɛnˈteɪʃənl̩/

representational

表现性
Meaning
Relating to or depicting something in a realistic or symbolic way.
Example
The artist preferred a representational style of painting.
艺术家更喜欢表现主义的绘画风格。
C1 verb /ˌriːˈkæst/

recast

重新选择演员
Meaning
To present or change something in a different form or style.
Example
The director decided to recast the role with a younger actor.
导演决定用一位年轻演员重新安排这个角色。
C1 noun ˈredʒ.ɪ.strɑːr

registrar

注册员
Meaning
An official responsible for keeping records or registers.
Example
The registrar oversees all administrative tasks.
注册员负责所有行政任务的监督。
C1 adjective /ˈrez.ə.luːt/

Resolute

坚决的；坚定的；不可动摇的
Meaning
determined; having a firm decision; unwavering
Example
She remained resolute in her decision to pursue her dreams.
她在追求梦想的决定中保持坚决。
C1 adjective /rɪˈkʌr.ənt/

Recurrent

反复的
Meaning
happening repeatedly; occurring again and again; periodic;
Example
She has been suffering from recurrent headaches for months.
她已经有几个月反复头痛了。
C1 verb /rɪˈkɔɪl/

recoil

后退
Meaning
To suddenly spring back in fear, horror, or from force such as a gun's kickback.
Example
She recoiled at the sight of the snake.
她看到蛇时吓得后退。
C1 adjective /ˈræɡ.ɪd/

Ragged

破旧的; 破损的; 破烂的
Meaning
torn; tattered; frayed; shabby
Example
The homeless man wore ragged clothes.
无家可归的人穿着破旧的衣服。
C1 verb /ˈrɪvɪt/

rivet

用铆钉固定 / 吸引注意
Meaning
to fasten or secure with a rivet; to hold someone’s attention firmly
Example
The craftsman riveted the metal plates together.
工匠用铆钉把金属板固定在一起。
C1 noun /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

机器人辅助程序
Meaning
Medical operations performed with the help of robotic systems to enhance precision and control.
Example
Robot-assisted procedures reduce human error.
机器人辅助程序减少了人为错误。
C1 noun/verb /ˈræfəl/

raffle

销售彩票
Meaning
A means of raising money by selling numbered tickets, one or more of which are drawn at random for a prize; to sell something in such a lottery.
Example
The charity decided to raffle a bicycle to raise funds.
慈善机构决定通过抽奖出售自行车来筹集资金。
C1 adjective /rɪˈsɪ.prə.kəl/

Reciprocal

互惠的; 相互的; 两方共同分享;
Meaning
given or done in return; mutual; shared equally by both parties;
Example
The two countries have a reciprocal trade agreement.
这两个国家有一个互惠的贸易协议。
C1 verb /ˈræʃənəlaɪz/

rationalize

理性化
Meaning
to attempt to explain or justify behavior or decisions with logical reasons, even if they are not true or appropriate
Example
She tried to rationalize her lateness by blaming the traffic.
她试图通过怪罪交通来为自己的迟到辩解。
C1 verb /ˌriːˈkæl.ɪ.breɪt/

recalibrate

重新校准, 重新调整
Meaning
To calibrate again or differently; to adjust or correct something based on new information or changed circumstances.
Example
The company had to recalibrate its strategies to adapt to the market.
公司必须重新校准其策略以适应市场。
C1 verb /rɪˈkaʊnt/

recount

叙述
Meaning
to narrate or tell the details of an event or experience
Example
She recounted her adventures during the summer trip.
她讲述了她在夏季旅行中的冒险。
C1 adjective /ˈrɔːkəs/

raucous

喧闹的, 吵杂的
Meaning
loud, harsh, and unpleasant sound or behavior
Example
The crowd became raucous after the team scored.
当球队进球后，人群变得喧闹起来。
C1 noun /ˌrɛkwɪˈzɪʃən/

requisition

要求
Meaning
An official order laying claim to the use of property or materials; a formal demand or request.
Example
The manager submitted a requisition for new office supplies.
经理提交了新的办公室用品的要求。
C1 verb /ˈrɛplɪkeɪt/

replicate

复制
Meaning
to copy, reproduce, or duplicate something exactly
Example
The scientist tried to replicate the experiment for accuracy.
科学家尝试复制实验以确保准确性。
C1 noun /ˈrɛspɪt/

respite

喘息
Meaning
A short period of rest or relief from something difficult or unpleasant.
Example
The weekend provided a welcome respite from work.
周末提供了工作上的一个受欢迎的休息。
C1 noun /rɪˈdʒɪdəti/

Rigidity

刚性
Meaning
inability to bend or be forced out of shape; unwillingness to change or compromise
Example
The rigidity of the old system prevented any innovation.
旧系统的刚性阻止了任何创新。
C1 noun /ˈrʌmpəs/

Rumpus

喧闹; 骚动; 混乱
Meaning
a noisy disturbance; an uproar or commotion
Example
The children caused quite a rumpus in the playground.
孩子们在游乐场引起了相当大的骚乱。